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Estuary detail

Below is an interactive map and a table of parameters derived through various sources – Nature Conservancy Council (Davidson et al, 1991), EMPHASYS (2000c), Dyer (2002) in Futurecoast and Townend (2005). The data is indicative of recently determined bulk properties suitable for broadscale intercomparison of estuaries.

Alternatively take a look at the Estuaries Database Viewer.

ID 111 
Name of estuary Colne Estuary 
Alternative name  
Grid reference TM065175  
WFD water body ID GB520503713800  
WFD water body name Colne  
Magic URL link Link 1 
JNCC classification Coastal Plain  
Updated classification Spit Enclosed   read more on estuary classification..
Tidal classification Macrotidal  
Tidal range (m) 4.6  
Mean river flow (m3/s) 1.08  
Low river flow (m3/s) 0.25  
High river flow (m3/s) 3.78  
Area of basin (Ha) 2334.8  
Intertidal area (Ha) 2000  
Shoreline length (km) 89.6  
Channel length (km) 16.2  
Mouth width (m) 1440  
Valley width (m) 13000  
Volume at mean tide level (m3) 6193562  
Surface area at mean tide level (m2) 2955094  
CSA at mean tide level (m2)  
Volume at low water (m3)  
Surface area at low water (m2)  
CSA at low water (m2) 666 
Volume at high water (m3)  
Surface area at high water (m3)  
CSA at high water (m2) 4466 
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Last Modified on: 20 March 2024
Printed from the Estuary Guide on 07/12/2024 03:26:05